Nortel Compact Ics 6.1 Installer Guide

Troubleshooting / 271
P0603539  02Compact ICS 6.1 Installer Guide
Equipment defects
You may encounter problems caused by Norstar equipment defects. See 
the appropriate section for problems related to the system hardware.
General troubleshooting procedure
1. Diagnose the trouble by determining:
the types of problems users have experienced
the frequency of the problems
how many telephones are affected
2. Check how a feature is being used. A problem may have been reported 
because of a misunderstanding...

272 / Problems with telephones
Compact ICS 6.1 Installer GuideP0603539  02
Problems with telephones
Norstar telephone has faulty buttons, display, 
handset or other hardware problems
1. Run a Station Set Test (²¡âÞ). Instructions are included in 
the System Coordinator Guide.
Norstar telephone display unreadable
If the trouble is with a two-line display telephone:
1. Press ²¥à.
2. Press 
UP or DOWN to adjust the display to the desired level.
3. Press 
OK.
If the trouble is with a one-line display...

Problems with telephones / 273
P0603539  02Compact ICS 6.1 Installer Guide
Telephone dead
1. Run a Station Set Test (²¡âÞ). Instructions are included in 
the Compact ICS 6.1 System Coordinator Guide.
2. If more than one telephone is affected, refer to ICS down on page 292.
3. Check for dial tone.
4. Check the display.
5. If the problem persists, replace the telephone with a known working 
telephone of the same type, so that the programming is retained.
6. Check the internal wiring at both the modular...

274 / Problems with telephones
Compact ICS 6.1 Installer GuideP0603539  02
Replacing telephones of different types
If an existing telephone is unplugged, and a new telephone of a different 
type is plugged into the same jack (for example, replacing a T7208 
telephone with a T7316 telephone), the new telephone keeps the old 
internal number. The new telephone receives default programming for that 
type of telephone.
If the telephone being replaced has more lines than the new telephone, 
automatic outgoing...

Problems with lines / 275
P0603539  02Compact ICS 6.1 Installer Guide
Problems with lines
The troubleshooting problems listed here focus on trouble with making 
calls or using lines. For problems which are specific to BRI lines, see 
Problems with BRI service on page 288.
Calls cannot be made (but can be received)
1. Press ²¥â.
2. Press a line button.
3. If an incorrect line number or name appears (or if neither appears) on 
the telephone display, check the programming settings.
OR
If the correct line...

276 / Problems with lines
Compact ICS 6.1 Installer GuideP0603539  02
Dial tone absent on external lines
1. Use Button Inquiry (²¥â) to display the number of the external 
line you are testing.
2. Check for dial tone using a test telephone at the connections for the 
external line on the distribution block.
3. Make sure that a Trunk Cartridge for the line is properly installed in 
the ICS.
4. Refer to the section on Trunk Cartridge trouble in this chapter.
5. Run a Maintenance session to ensure that the...

Problems with lines / 277
P0603539  02Compact ICS 6.1 Installer Guide
Possible problem
The supervision or Discon timer programming for the line does not match 
the settings for the line at the central office.
Solution
Verify that your programming for the line matches the central office 
settings.
Possible problem
Lines are still hung after all the above solutions have been investigated or 
tried out.
Solution
For lines that are hung for any other reason, you will have to run a 
Maintenance session. 
1....

278 / Problems with lines
Compact ICS 6.1 Installer GuideP0603539  02
Possible problem
The line is configured as auto-answer and unsupervised.
Solution
Reconfigure the line as manual answer.
OR
Reconfigure the line as supervised.
Possible problem
The line is not equipped for disconnect supervision at the central office.
Solution
Reconfigure the trunk as manual answer.
Possible problem
The Discon timer setting for the Trunk Cartridge in
Trunk/Line data does not match the setting for the line at the...

Problems with lines / 279
P0603539  02Compact ICS 6.1 Installer Guide
2. Verify all the digit strings that the switch should be sending.
3. Check that you have defined the corresponding Received number for 
every target line in your system.
4. Make sure that the published telephone numbers for your network are 
correct.
Selected line shows Not in service or Not 
available 
Possible problem
The line has been disabled for maintenance purposes.
Solution
Enable the line.
OR
If the line will be out of service...

280 / Problems with the I-ATA
Compact ICS 6.1 Installer GuideP0603539  02
Problems with the I-ATA
The problems listed here focus on trouble with the I-ATA and the analog 
device connected to it.
Calls do not ring and caller does not receive 
busy tone
1. Verify that the ringer of the attached analog device is turned on.
2. Check the ringer volume.
3. Verify that calls can be answered even when the device does not ring.
4. Replace the analog device with a single-line analog telephone and 
check for...